/*
 * Copyright (C) 2017-2019 Dremio Corporation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.dremio.exec.planner.serialization;

import org.apache.calcite.rel.RelNode;

/**
 * An interface used to deserialize given bytes to a {@link RelNode}.
 */
public interface LogicalPlanDeserializer {

  /**
   * Deserialize a RelNode tree from bytes.
   * @param data The bytes to deserialize from.
   * @return RelNode tree.
   */
  RelNode deserialize(byte[] data);


  /**
   * Deserialize a RelNode tree that was stored using JSON.
   * @param The json to deserialize
   * @return The deserialized RelNode tree.
   */
  RelNode deserialize(String data);
}
